https://w3id.org/framester/conceptnet5/data/en/artifical_pipe <https://w3id.org/framester/conceptnet5/schema/IsA> <https://w3id.org/framester/conceptnet5/data/en/pipe> <https://w3id.org/framester/conceptnet5/data/en/non_agentive_artifact> <https://w3id.org/framester/conceptnet5/data/en/product> <https://w3id.org/framester/conceptnet5/data/en/artifact> <https://w3id.org/framester/conceptnet5/data/en/consumer_durable> risorse dalla linked data cloud